InChI=1/C21H21FN2O2/c1-3-18-13-25-21(26-18)9-8-15-10-19-14(11-20(15,21)2)12-23-24(19)17-6-4-16(22)5-7-17/h3-7,10,12,18H,1,8-9,11,13H2,2H3/t18-,20+,21+/m1/s1 22CF3DBF76DBBFF8